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AKGPERCEPTION120/220 7 Specifications 7.1 PERCEPTION 120 Type: 2/3-inchbackelectretcondenser pressure-gradientmicrophone Polarpattern:cardioid Open-circuitsensitivity:18mV/Pa(-35dBV) Frequencyrange:20Hzto20kHz(seefrequencyresponse trace) Impedance:.200ohms Recommendedloadimpedance:.1200ohms Equivalentnoiselevel toCCIR468-2:32dB Equivalentnoiselevel toIEC60268-4(A-weighted):22dB-A Signal/noiseratio re1Pa(A-weighted):72dB Max.SPLfor0.5%THD:130/150dBSPL(0/-20dB) Environment:temperature:-10°Cto+60°C